Add GitHub Actions workflow to build and push challenge images to GHCR #2
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| name: Publish Challenge Images | ||
| on: | ||
| push: | ||
| branches: [main] | ||
| paths: | ||
| - "*/Dockerfile" | ||
| - "*/requirements.txt" | ||
| - "*/app/**" | ||
| - ".github/workflows/publish-images.yml" | ||
| workflow_dispatch: | ||
| env: | ||
| REGISTRY: ghcr.io | ||
| jobs: | ||
| detect-challenges: | ||
| runs-on: ubuntu-latest | ||
| outputs: | ||
| challenges: ${{ steps.find.outputs.challenges }} | ||
| steps: | ||
| - uses: actions/checkout@v4 | ||
| - id: find | ||
| run: | | ||
| challenges=$(ls -d */ | grep -v '_template\|\.github' | sed 's/\///' | jq -R -s -c 'split("\n") | map(select(length > | ||
| 0))') | ||
| echo "challenges=$challenges" >> "$GITHUB_OUTPUT" | ||
| build-and-push: | ||
| needs: detect-challenges | ||
| runs-on: ubuntu-latest | ||
| permissions: | ||
| contents: read | ||
| packages: write | ||
| strategy: | ||
| matrix: | ||
| challenge: ${{ fromJson(needs.detect-challenges.outputs.challenges) }} | ||
| steps: | ||
| - uses: actions/checkout@v4 | ||
| - uses: docker/setup-buildx-action@v3 | ||
| - uses: docker/login-action@v3 | ||
| with: | ||
| registry: ${{ env.REGISTRY }} | ||
| username: ${{ github.actor }} | ||
| password: ${{ secrets.GITHUB_TOKEN }} | ||
| - id: meta | ||
| uses: docker/metadata-action@v5 | ||
| with: | ||
| images: ${{ env.REGISTRY }}/kryptsec/oasis-challenges/${{ matrix.challenge }} | ||
| tags: | | ||
| type=raw,value=latest,enable={{is_default_branch}} | ||
| type=sha,prefix= | ||
| - uses: docker/build-push-action@v6 | ||
| with: | ||
| context: ./${{ matrix.challenge }} | ||
| push: true | ||
| platforms: linux/amd64 | ||
| tags: ${{ steps.meta.outputs.tags }} | ||
| labels: ${{ steps.meta.outputs.labels }} | ||
| cache-from: type=gha | ||
| cache-to: type=gha,mode=max | ||
